Use fixed version of IRQ priority helpers

1 year ago · fcfa6abf40
parent ab26294f29
commit fcfa6abf40
1 changed files with 2 additions and 2 deletions
--- a/core/systick.c
+++ b/core/systick.c
@ -244,8 +244,8 @@ void systick_timer_on(uint32_t ms)
 	/* For the LPC122x the system tick clock is fixed to half the frequency of the system clock */
 	usleep_us_count = (usleep_us_count >> 1); /* Divide by two */

-	/* FIXME : document this */
-	NVIC_SetPriority(SYSTICK_IRQ, ((1 << LPC_NVIC_PRIO_BITS) - 1));
+	/* Set to lowest priority (0 is highest, 3 is lowest) */
+	NVIC_SetPriority(SYSTICK_IRQ, 3);
 }

 /* Removes the main clock from the selected timer block */